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授权发明专利,试验用矿物浮选装置,孙伟,陈攀,胡岳华,张晨阳

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  • Release time:2020-11-03

  • Patent Applicant:孙伟,陈攀,胡岳华,张晨阳

  • Type of Patent:Invent

  • State of Patent:Authorized patents

  • Authorization number:ZL201810361969.X

  • Service Invention or Not:no


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